Messages in this thread Patch in this message | | | From | Chao Yu <> | Subject | [PATCH] fsck.f2fs: detect and recover corrupted quota file | Date | Wed, 19 Sep 2018 09:28:37 +0800 |
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Once quota file is corrupted, kernel will set CP_QUOTA_NEED_FSCK_FLAG into checkpoint pack, this patch makes fsck supporting to detect the flag and try to rebuild corrupted quota file.
Signed-off-by: Chao Yu <yuchao0@huawei.com> --- fsck/fsck.c | 3 ++- fsck/main.c | 1 + fsck/mount.c | 11 +++++++++-- include/f2fs_fs.h | 2 ++ 4 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/fsck/fsck.c b/fsck/fsck.c index 40b95f7054a2..28c913b83355 100644 --- a/fsck/fsck.c +++ b/fsck/fsck.c @@ -2670,7 +2670,8 @@ int fsck_verify(struct f2fs_sb_info *sbi) flush_curseg_sit_entries(sbi); } fix_checkpoint(sbi); - } else if (is_set_ckpt_flags(cp, CP_FSCK_FLAG)) { + } else if (is_set_ckpt_flags(cp, CP_FSCK_FLAG) || + is_set_ckpt_flags(cp, CP_QUOTA_NEED_FSCK_FLAG)) { write_checkpoint(sbi); } } diff --git a/fsck/main.c b/fsck/main.c index 714e28a509b9..e20f31ca09e4 100644 --- a/fsck/main.c +++ b/fsck/main.c @@ -162,6 +162,7 @@ static void add_default_options(void) case CONF_ANDROID: __add_fsck_options(); } + c.quota_fix = 1; } void f2fs_parse_options(int argc, char *argv[]) diff --git a/fsck/mount.c b/fsck/mount.c index 6a3382dbd449..21a39a7222c6 100644 --- a/fsck/mount.c +++ b/fsck/mount.c @@ -405,6 +405,8 @@ void print_ckpt_info(struct f2fs_sb_info *sbi) void print_cp_state(u32 flag) { MSG(0, "Info: checkpoint state = %x : ", flag); + if (flag & CP_QUOTA_NEED_FSCK_FLAG) + MSG(0, "%s", " quota_need_fsck"); if (flag & CP_LARGE_NAT_BITMAP_FLAG) MSG(0, "%s", " large_nat_bitmap"); if (flag & CP_NOCRC_RECOVERY_FLAG) @@ -2541,12 +2543,17 @@ int f2fs_do_mount(struct f2fs_sb_info *sbi) print_ckpt_info(sbi); + if (c.quota_fix) { + if (get_cp(ckpt_flags) & CP_QUOTA_NEED_FSCK_FLAG) + c.fix_on = 1; + } + if (c.auto_fix || c.preen_mode) { u32 flag = get_cp(ckpt_flags); if (flag & CP_FSCK_FLAG || - (exist_qf_ino(sb) && (!(flag & CP_UMOUNT_FLAG) || - flag & CP_ERROR_FLAG))) { + flag & CP_QUOTA_NEED_FSCK_FLAG || + (exist_qf_ino(sb) && (flag & CP_ERROR_FLAG))) { c.fix_on = 1; } else if (!c.preen_mode) { print_cp_state(flag); diff --git a/include/f2fs_fs.h b/include/f2fs_fs.h index 9396c785a254..160eaf72f0b6 100644 --- a/include/f2fs_fs.h +++ b/include/f2fs_fs.h @@ -372,6 +372,7 @@ struct f2fs_configuration { int defset; int bug_on; int auto_fix; + int quota_fix; int preen_mode; int ro; int preserve_limits; /* preserve quota limits */ @@ -641,6 +642,7 @@ struct f2fs_super_block { /* * For checkpoint */ +#define CP_QUOTA_NEED_FSCK_FLAG 0x00000800 #define CP_LARGE_NAT_BITMAP_FLAG 0x00000400 #define CP_NOCRC_RECOVERY_FLAG 0x00000200 #define CP_TRIMMED_FLAG 0x00000100 -- 2.18.0.rc1
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